Articles

Heart Rate Zones: Master Your Workouts with Precision

Ready to take your workouts to the next level? Our Heart Rate Zones Calculator helps you find the perfect intensity for your fitness goals, whether you're aiming for fat loss, endurance, or peak performance. Start optimizing your training and get the most out of every session!

Victor Rossine•April 14, 2025

Man wearing a blue shirt checking his pulse with one hand on his neck and checking his smartwatch.

Squat Performance as a Health Metric Across Age Groups

Learn how squat performance changes with age and what it says about your strength, mobility, and long-term health.

Flex Editorial Team•April 1, 2025

Fit couple performing goblet squats with kettlebells

What Muscles Do Deadlifts Work? A Complete Guide

What muscles do deadlifts actually work? The short answer is many, and in this article, we will learn about every single one of them.

Flex Editorial Team•March 21, 2025

Close-up of a weightlifter applying chalk to hands before performing a deadlift

How to Deadlift: The Ultimate Guide to Perfecting Your Lift

Learn how to deadlift properly with our complete guide. Discover proper form, variations, benefits, and tips to avoid common mistakes.

Flex Editorial Team•March 21, 2025

Man preparing to deadlift.

Squat Performance as a Health Metric Across Age Groups

April 1, 2025

Fit couple performing goblet squats with kettlebells

What Muscles Do Deadlifts Work? A Complete Guide

March 21, 2025

Close-up of a weightlifter applying chalk to hands before performing a deadlift

How to Deadlift: The Ultimate Guide to Perfecting Your Lift

March 21, 2025

Man preparing to deadlift.

Build Muscle

Bench Press Muscles Worked: Its Active Muscle Groups

Discover the bench press's role in building upper-body strength. Our comprehensive guide breaks down the key muscles used.

Flex Editorial Team•March 5, 2025

Finding the Right Starting Weight for Deadlifts (Beginner's Guide)

Learn how to safely choose your starting deadlift weight and gradually build strength with this easy to follow beginner’s guide.

Flex Editorial Team•March 4, 2025

Weight Bench Ab Workouts: The 10 Best Exercises

Discover how to transform your ab workouts using a weight bench with these 10 effective exercises. Master proper technique and build real core strength beyond basic crunches.

Flex Editorial Team•February 19, 2025

Lose Fat

5 Pounds of Fat vs. Muscle: Understanding the Key Differences

What weighs more, muscle or fat? We broke it down here. Plus, the impact of 5 pounds of muscle vs. fat on your overall health.

Flex Editorial Team•December 13, 2023

Should I Work Out My Abs If I Have Belly Fat?

A guide to understanding how to work out safely with abdominal fat. Learn about the best exercises to eliminate belly fat and build toned abs.

Flex Editorial Team•December 4, 2023

What Happens if You Take Fat Burners Without Working Out?

This is a guide to taking fat burners with no workout. Read more to find out how to make the most of fat burners if you skip the exercise.

Flex Editorial Team•November 30, 2023

Nutrition

Do Strongmen Use Steroids? An In-Depth Analysis

if you ever wondered “Do strongmen use steroids?”, you are not alone. Strongman competitions are the ultimate display of raw strength and power. The people who participate in these competitions aren’t your lat-spreading, perfect posing, chiselled body bodybuilders.

Flex Editorial Team•August 11, 2024

Does Creatine Help With Weight Loss

This article will help you learn the basics of creatine supplementation and whether creatine can help with weight loss.

Victoria Petrella•February 15, 2024

How Is Protein Powder Made? Whey, Casein and Vegan Proteins

This is a simple guide to making protein powder. Get to know more about whey, casein and vegan proteins and how different protein types work.

Victoria Petrella•February 6, 2024

Fitness Goals

10+ Best Hypertrophy Apps for Building Muscle in 2024

Are you ready to take your muscle-building journey to the next level? In today's digital age, many fitness apps claim to be the best hypertrophy app on the market. But which ones truly deliver results?

Flex Editorial Team•November 15, 2024

How to Start Calisthenics: A Guide to Bodyweight Fitness

If you've been scrolling through social media or watching workout videos online, you've probably stumbled upon those incredible calisthenics athletes. You know, the ones who seem to defy gravity with their impressive bodyweight moves?

Flex Editorial Team•November 6, 2024

6-Day Gym Workout Schedule: Maximize Your Fitness

Want to hit the gym 6 times a week? This 6-day workout schedule can help you get the most out of your workout days...

Flex Editorial Team•October 23, 2024

General Fitness

Finding the Right Starting Weight for Deadlifts (Beginner's Guide)

Learn how to safely choose your starting deadlift weight and gradually build strength with this easy to follow beginner’s guide.

Flex Editorial Team•March 4, 2025

What is a Bulgarian Split Squat? A Complete Overview

Learn about how the Bulgarian Split Squat builds lower body strength, improves balance, and corrects muscle imbalances.

Flex Editorial Team•February 28, 2025

The Benefits of Squats

Learn about the main benefits of squats and how this exercise can help build muscle, boost posture, burn calories, and improve joint health.

Flex Editorial Team•February 27, 2025

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